Halides 4.8.3.4 Flashcards
1
Q
What is a halide ion?
A
a halogen (group 7) atom bearing a negative charge.
2
Q
What are the halide anions?
A
- fluoride
- chlorine
- bromide
- iodide
- astatide
3
Q
What do halides produce precipitates with?
A
halides produce precipitates with silver nitrate solution in the presence of dilute nitric acid.
4
Q
What are the names and the colours of the precipitates formed by halide ions and silver nitrate?
A
- Silver Chloride - WHITE
- Silver Bromide - CREAM
- Silver Iodide - YELLOW
5
Q
Why is dilute nitric acid added?
A
To get rid of any carbonate ions.